Compute 3P and 2Q. If the scalar product is not defined, state how you know. (a) 3P = 3. (b) 2Q = 2. 1 2 1 3 220 1 1 1 -1 2 0 0 2 0 0 2 = = 2 0 -1 (c) Will scalar multiplication ever not be defined for a given m × n matrix?

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